diff --git a/contents/_build/html/_sources/testing.ipynb b/contents/_build/html/_sources/testing.ipynb
index 4fe86d0..a6f3e2c 100644
--- a/contents/_build/html/_sources/testing.ipynb
+++ b/contents/_build/html/_sources/testing.ipynb
@@ -55,7 +55,7 @@
    "source": [
     "APL programmers don't need to test their code, as they always write correct code. Next chapter...\n",
     "\n",
-    "Ahem. Ninja master @ngn offered up the following [unit testing framework](https://ngn.bitbucket.io/apl/unit-test-framework.dyalog) on APL Orchard:"
+    "Ahem. Ninja master @ngn offered up the following unit testing framework on APL Orchard:"
    ]
   },
   {
diff --git a/contents/_build/html/testing.html b/contents/_build/html/testing.html
index 134ded7..2fbaef8 100644
--- a/contents/_build/html/testing.html
+++ b/contents/_build/html/testing.html
@@ -397,7 +397,7 @@ <h1>Testing<a class="headerlink" href="#testing" title="Permalink to this headli
 </span></div></div>
 </div>
 <p>APL programmers don’t need to test their code, as they always write correct code. Next chapter…</p>
-<p>Ahem. Ninja master &#64;ngn offered up the following <a class="reference external" href="https://ngn.bitbucket.io/apl/unit-test-framework.dyalog">unit testing framework</a> on APL Orchard:</p>
+<p>Ahem. Ninja master &#64;ngn offered up the following unit testing framework on APL Orchard:</p>
 <div class="cell docutils container">
 <div class="cell_input docutils container">
 <div class="highlight-APL notranslate"><div class="highlight"><pre><span></span><span class="o">≡</span> <span class="c1">⍝ usage: expectedoutput ≡ f input.  prints 1 for ok and 0 for failure</span>
@@ -723,4 +723,4 @@ <h2>Data-driven testing<a class="headerlink" href="#data-driven-testing" title="
   <script src="_static/js/index.be7d3bbb2ef33a8344ce.js"></script>
 
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/contents/_build/jupyter_execute/testing.ipynb b/contents/_build/jupyter_execute/testing.ipynb
index 46c134d..35cd2d3 100644
--- a/contents/_build/jupyter_execute/testing.ipynb
+++ b/contents/_build/jupyter_execute/testing.ipynb
@@ -55,7 +55,7 @@
    "source": [
     "APL programmers don't need to test their code, as they always write correct code. Next chapter...\n",
     "\n",
-    "Ahem. Ninja master @ngn offered up the following [unit testing framework](https://ngn.bitbucket.io/apl/unit-test-framework.dyalog) on APL Orchard:"
+    "Ahem. Ninja master @ngn offered up the following unit testing framework on APL Orchard:"
    ]
   },
   {
@@ -531,4 +531,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/contents/testing.ipynb b/contents/testing.ipynb
index 4fe86d0..a6f3e2c 100644
--- a/contents/testing.ipynb
+++ b/contents/testing.ipynb
@@ -55,7 +55,7 @@
    "source": [
     "APL programmers don't need to test their code, as they always write correct code. Next chapter...\n",
     "\n",
-    "Ahem. Ninja master @ngn offered up the following [unit testing framework](https://ngn.bitbucket.io/apl/unit-test-framework.dyalog) on APL Orchard:"
+    "Ahem. Ninja master @ngn offered up the following unit testing framework on APL Orchard:"
    ]
   },
   {